Try Merix's web site. I found a nice matrix under: http://www.merix.com/resourcecntr/materials/mtl_property_comp.html Of course, it's limited to materials they use, but it's a good start. Good luck. > ---------- > From: [log in to unmask][SMTP:[log in to unmask]] > Reply To: TechNet E-Mail Forum.;[log in to unmask] > Sent: Tuesday, October 19, 1999 2:00 PM > To: [log in to unmask] > Subject: [TN] Laminate properties > > Is there any place to get information on various types of laminate > to find out such parameters as DK, CTE, Loss Tangent, Tg, etc. Need > to determine what type of laminate I can use for RF products which will > be the cheapest but still work. For example, need to build a matrix of > materials such as standard Fr4, BT, PTFE, Rogers 4003, Nelco4000-13, > etc.. etc, . Would take a long time to get this info from each laminate > vendor and I do not have much time. > thanx.... > > ############################################################## > TechNet Mail List provided as a free service by IPC using LISTSERV 1.8c > ############################################################## > To subscribe/unsubscribe, send a message to [log in to unmask] with > following text in > the body: > To subscribe: SUBSCRIBE TECHNET <your full name> > To unsubscribe: SIGNOFF TECHNET > ############################################################## > Please visit IPC web site (http://www.ipc.org/html/forum.htm) for > additional > information. > If you need assistance - contact Gayatri Sardeshpande at [log in to unmask] or > 847-509-9700 ext.5365 > ############################################################## > ############################################################## TechNet Mail List provided as a free service by IPC using LISTSERV 1.8c ############################################################## To subscribe/unsubscribe, send a message to [log in to unmask] with following text in the body: To subscribe: SUBSCRIBE TECHNET <your full name> To unsubscribe: SIGNOFF TECHNET ############################################################## Please visit IPC web site (http://www.ipc.org/html/forum.htm) for additional information. If you need assistance - contact Gayatri Sardeshpande at [log in to unmask] or 847-509-9700 ext.5365 ##############################################################